Examlex
What are the nonrenewable sources of fossil fuel? How much of the world's output comes from these sources?
Beta Waves
Brainwaves that are associated with active, alert, and cognitive processing states of consciousness.
Electroencephalograph (EEG)
A diagnostic tool that records the electrical activity of the brain, important for identifying conditions such as epilepsy.
Sleep Spindles
Bursts of oscillatory brain activity visible on an EEG that occur during stage 2 of sleep and are thought to be involved in processing memory and learning.
Stage 2 Sleep
A period of light sleep before entering deeper sleep stages, characterized by specific brain wave patterns.
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